Dictionary entry

καταδιώκω

G. Abbott-Smith's A Manual Greek Lexicon of the New Testament

κατα-διώκω,

[in LXX chiefly for רדף;]

"perfective" compound (M, Pr., 116), to pursue closely, follow up;

(a) with hostile intent (Thuc., i, 49, Ge 31:36 al.);

(b) with kindly intention (Ps 22 (23):6, I Ki 30:22, cf. Si 27:17): Mk 1:36.†